Visual display and electro-optical transducer

Details Visual display and electro-optical transducer Visual display and electro-optical transducer

1979-09-24

1980-12-09

Pitts, Harold I.

Communications: electrical

Audible indication

Percussion-type sound producer

340373, 350285, G08B 500, G02B 2717

Patent

active

042387868

ABSTRACT:
A visual display comprises a plurality of electro-optical transducers, each transducer comprising a light-reflective element mounted to an elastic, substantially planar membrane, and electromagnetic means for moving the light-reflective element pivotally, rotationally and axially relative to the plane of the supporting elastic membrane. Means is also provided for directing focused light rays from a single light source upon the light-reflective elements, filtering the light rays through selected color discs and impinging the colored light rays upon a display screen.

REFERENCES:
patent: 4021096 (1977-05-01), Dragt

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